GB201118406D0 - Estimating quality of a video signal - Google Patents

Estimating quality of a video signal

Info

Publication number
GB201118406D0
GB201118406D0 GBGB1118406.6A GB201118406A GB201118406D0 GB 201118406 D0 GB201118406 D0 GB 201118406D0 GB 201118406 A GB201118406 A GB 201118406A GB 201118406 D0 GB201118406 D0 GB 201118406D0
Authority
GB
United Kingdom
Prior art keywords
video signal
estimating quality
estimating
quality
video
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GBGB1118406.6A
Other versions
GB2497915B (en
GB2497915A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Skype Ltd Ireland
Original Assignee
Skype Ltd Ireland
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Skype Ltd Ireland filed Critical Skype Ltd Ireland
Priority to GB1118406.6A priority Critical patent/GB2497915B/en
Publication of GB201118406D0 publication Critical patent/GB201118406D0/en
Priority to US13/659,573 priority patent/US9237289B2/en
Publication of GB2497915A publication Critical patent/GB2497915A/en
Application granted granted Critical
Publication of GB2497915B publication Critical patent/GB2497915B/en
Priority to US14/960,017 priority patent/US10038898B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00—Diagnosis, testing or measuring for television systems or their details
    • H04N17/04—Diagnosis, testing or measuring for television systems or their details for receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
    • H04N19/895—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder in combination with error concealment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
    • H04N21/44008—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics in the video stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
    • H04N21/44209—Monitoring of downstream path of the transmission network originating from a server, e.g. bandwidth variations of a wireless network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
GB1118406.6A 2011-10-25 2011-10-25 Estimating quality of a video signal Active GB2497915B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1118406.6A GB2497915B (en) 2011-10-25 2011-10-25 Estimating quality of a video signal
US13/659,573 US9237289B2 (en) 2011-10-25 2012-10-24 Estimating quality of a video signal
US14/960,017 US10038898B2 (en) 2011-10-25 2015-12-04 Estimating quality of a video signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1118406.6A GB2497915B (en) 2011-10-25 2011-10-25 Estimating quality of a video signal

Publications (3)

Publication Number Publication Date
GB201118406D0 true GB201118406D0 (en) 2011-12-07
GB2497915A GB2497915A (en) 2013-07-03
GB2497915B GB2497915B (en) 2015-09-09

Family

ID=45373377

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1118406.6A Active GB2497915B (en) 2011-10-25 2011-10-25 Estimating quality of a video signal

Country Status (2)

Country Link
US (2) US9237289B2 (en)
GB (1) GB2497915B (en)

Families Citing this family (8)

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GB2497915B (en) 2011-10-25 2015-09-09 Skype Estimating quality of a video signal
GB2513090B (en) 2013-01-28 2019-12-11 Microsoft Technology Licensing Llc Conditional concealment of lost video data
WO2014198062A1 (en) * 2013-06-14 2014-12-18 Thomson Licensing Method and apparatus for video quality measurement
GB2518919B (en) 2014-03-14 2015-11-18 Imagination Tech Ltd Error tracking and mitigation for motion compensation-based video compression
US10582125B1 (en) * 2015-06-01 2020-03-03 Amazon Technologies, Inc. Panoramic image generation from video
CN106817619B (en) * 2016-12-26 2019-04-12 天翼智慧家庭科技有限公司 A kind of identification video pause state, the method for improving OTT video quality monitoring accuracy
US10659788B2 (en) 2017-11-20 2020-05-19 Google Llc Block-based optical flow estimation for motion compensated prediction in video coding
US11917128B2 (en) * 2017-08-22 2024-02-27 Google Llc Motion field estimation based on motion trajectory derivation

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JP2001285897A (en) * 2000-03-28 2001-10-12 Ando Electric Co Ltd Device for evaluating reception quality of moving picture
US7039117B2 (en) * 2001-08-16 2006-05-02 Sony Corporation Error concealment of video data using texture data recovery
US6910175B2 (en) 2001-09-14 2005-06-21 Koninklijke Philips Electronics N.V. Encoder redundancy selection system and method
GB2381980A (en) 2001-11-07 2003-05-14 Motorola Inc Error concealment in scalable video transmissions
AU2003281127B2 (en) 2002-07-15 2009-04-02 Nokia Technologies Oy Method for error concealment in video sequences
US7038710B2 (en) * 2002-07-17 2006-05-02 Koninklijke Philips Electronics, N.V. Method and apparatus for measuring the quality of video data
US7400774B2 (en) 2002-09-06 2008-07-15 The Regents Of The University Of California Encoding and decoding of digital data using cues derivable at a decoder
US7466755B2 (en) 2002-10-04 2008-12-16 Industrial Technology Research Institute Method for video error concealment by updating statistics
KR100543700B1 (en) 2003-01-30 2006-01-20 삼성전자주식회사 A method and an apparatus for redundant image encoding and decoding
JP3997171B2 (en) * 2003-03-27 2007-10-24 株式会社エヌ・ティ・ティ・ドコモ Moving picture encoding apparatus, moving picture encoding method, moving picture encoding program, moving picture decoding apparatus, moving picture decoding method, and moving picture decoding program
US7733372B2 (en) * 2003-12-02 2010-06-08 Agency For Science, Technology And Research Method and system for video quality measurements
US7606313B2 (en) 2004-01-15 2009-10-20 Ittiam Systems (P) Ltd. System, method, and apparatus for error concealment in coded video signals
WO2005084035A2 (en) * 2004-02-06 2005-09-09 Apple Computer, Inc. Rate and quality controller for h.264/avc video coder and scene analyzer therefor
BRPI0418527A (en) * 2004-02-12 2007-05-15 Nokia Corp method for reporting a streaming quality, operable instructional computing program, computing program product, streaming system, client on a streaming system, server on a streaming system, and, protocol for a stream transmission system
JP5043856B2 (en) * 2005-12-05 2012-10-10 ブリティッシュ・テレコミュニケーションズ・パブリック・リミテッド・カンパニー Video quality measurement
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US20080285651A1 (en) * 2007-05-17 2008-11-20 The Hong Kong University Of Science And Technology Spatio-temporal boundary matching algorithm for temporal error concealment
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GB2497915B (en) 2011-10-25 2015-09-09 Skype Estimating quality of a video signal
GB2513090B (en) 2013-01-28 2019-12-11 Microsoft Technology Licensing Llc Conditional concealment of lost video data

Also Published As

Publication number Publication date
US10038898B2 (en) 2018-07-31
GB2497915B (en) 2015-09-09
US20160088293A1 (en) 2016-03-24
US20130114002A1 (en) 2013-05-09
US9237289B2 (en) 2016-01-12
GB2497915A (en) 2013-07-03

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